Предмет: Химия, автор: saschagalchin

В результате нейтрализации этан. кислоты кальций гидроксидом вышел раствор соли масой 158г з масовой частью 0.1.Вычислительной масу кислоты что прор еагировала

Ответы

Автор ответа: Morfida

CH3COOH+Ca(OH)2=(CH3COO)2Ca+2H2O
158×0.1=15.8
(этан к-та)x----------15.8 (ацетат Са)
(Мr) 60--------------158 (Mr)
x=6гр

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